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International Standard Category: Chemical reagents

HG/T 4297-2012    The Guide for Drafting in Report of Gas Reference Materials
气体标准物质研制报告编写导则;
Category No.:71.040.30 Valid Status:valid
Issued Organization:0 Issued Date:2012-5-24
Implemented Date:2012-11-1 Abolished Date:
Superseded Standard.: Superseded Date:
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